CN106523712A - Sealing ring and sealing structure - Google Patents
Sealing ring and sealing structure Download PDFInfo
- Publication number
- CN106523712A CN106523712A CN201710039074.XA CN201710039074A CN106523712A CN 106523712 A CN106523712 A CN 106523712A CN 201710039074 A CN201710039074 A CN 201710039074A CN 106523712 A CN106523712 A CN 106523712A
- Authority
- CN
- China
- Prior art keywords
- ring
- sealing
- face
- male
- annular
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/16—Sealings between relatively-moving surfaces
- F16J15/34—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/16—Sealings between relatively-moving surfaces
- F16J15/34—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member
- F16J15/3436—Pressing means
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gasket Seals (AREA)
Abstract
A sealing ring comprises supporting rings formed in an integration mode and limiting rings. The end surface of a connecting end of each supporting ring overlaps with the end surface of a connecting end of each limiting ring, and the end surface of the connecting end of each supporting ring and the end surface of the connecting end of each limiting ring have different areas with each other; supporting surfaces used for connecting with bottom end surfaces of females in a clingy mode are arranged at the ends, far away from the limiting rings, of the supporting rings; the limiting rings comprise limiting surfaces used for directly making contact with males; and an included angle between each limiting surface and the end surface of the connecting end of each supporting ring is no less than 90 degrees. A sealing structure comprises females, males, and the sealing rings; annular contain space used for containing the sealing rings is arranged along the bottom end surfaces of the females; each bottom end surface is connected with each supporting surface in a clingy mode; gaps are in the positions between the annular contain space and the back surfaces of the limiting surfaces; the limiting surfaces make contact with the males directly; and elastic deformation happens. The sealing ring and the sealing structure with good air tightness are provided.
Description
Technical field
The invention belongs to technical field of sealing technology, specifically, is a kind of sealing ring and sealing structure.
Background technology
Sealing is to prevent fluid or solid particle from leaking between adjacent faying face, and prevents introduced contaminants such as dust and water
Parts or measure inside intrusion machinery equipment of grading.Sealing becomes efficient guarantee modern industry, long-term safety and stablizes
Run requisite important technology.
In Sealing Technology, it is sealing member that Jing is commonly used.Sealing member is the material for being sealed to connecting portion or zero
The types such as part, its wide variety, including axle sealing, hole sealing, dust seal, guide ring, fixing seal, rotary sealing.
In the seal, most commonly seen is sealing ring.Sealing ring is used for the sealing of axis hole connection, in the presence of axle
There is elastic deformation and filled the gap of axis hole connecting portion, prevent internal leakage or extraneous intrusion.
But current sealing ring is limited due to structure, deformability is poor, causes the active area very little of contact site
And restriction effect is not enough, sealing effectiveness is made to have a greatly reduced quality, it is impossible to meet the application requirement of high sealing grade.Especially, in push-and-pull
In formula adapter, due to the axial movement that axle has, the sealing effectiveness of sealing ring is worse.
The content of the invention
In order to overcome the deficiencies in the prior art, the invention provides a kind of sealing ring and sealing structure, with good close
Feng Xing.
The purpose of the present invention is achieved through the following technical solutions：
A kind of sealing ring, including integrally formed support ring and spacing ring：
The connection end end face of the support ring is overlapped with the connection end end face of the spacing ring and with the face being not mutually equal
Product；
The support ring away from the spacing ring one end with the support being fitted and connected for the bottom end face with female
Face；
The spacing ring includes the confined planes for directly contact male, the connection end of the confined planes and the support ring
There is between end face the angle not less than 90 °.
As the angle between the connection end end face of the improvement of above-mentioned technical proposal, the confined planes and the support ring it is
Obtuse angle.
Used as the further improvement of above-mentioned technical proposal, the support ring includes the outer shroud and internal ring of concentrically axle；
The outer shroud, the spacing ring and the internal ring are connected in sequence C-shaped configuration.
Used as the further improvement of above-mentioned technical proposal, the sealing ring is made up of elastomeric material.
A kind of sealing structure, including female and male, also including the sealing ring described in any one of claim 1-4：
It is provided with for accommodating the annular receiving space of the sealing ring, the bottom end face along the bottom end face of the female
It is fitted and connected with the supporting surface, there is between the annular receiving space and the back side of the confined planes gap；
The confined planes and the male directly contact, and there is elastic deformation.
As the improvement of above-mentioned technical proposal, width dimensions of the annular receiving space along the direction of insertion of the male
Less than axial width of the sealing ring under free state.
Used as the further improvement of above-mentioned technical proposal, the radial direction One-sided Widths of the annular receiving space are less than described close
Radial direction one-sided thickness of the seal under free state.
Used as the further improvement of above-mentioned technical proposal, the female includes the annular sleeve of one end closing and is located at the ring
The limit shaft of the blind end of shape set, forms an annular space between the limit shaft and the annular sleeve.
As the further improvement of above-mentioned technical proposal, described at least one ring surface of annular receiving space and the ring
The ring surface in shape space is misaligned.
Used as the further improvement of above-mentioned technical proposal, the male is the annular sleeve of one end closing.
The invention has the beneficial effects as follows：It is by arranging the sealing ring with integrally formed support ring with spacing ring, spacing
Ring is provided between the connection end end face of confined planes, confined planes and support ring the angle having not less than 90 °, and then setting has
The sealing structure of male, female and sealing ring, it is ensured that the deformation space of sealing ring when male and female head connects, makes sealing ring have foot
Enough deformation power and male is carried out firmly spacing, there is provided a kind of sealing ring and sealing structure of good airproof performance.
To enable the above objects, features and advantages of the present invention to become apparent, preferred embodiment cited below particularly, and coordinate
Appended accompanying drawing, is described in detail below.
Description of the drawings
In order to be illustrated more clearly that the technical scheme of the embodiment of the present invention, below by to be used attached needed for embodiment
Figure is briefly described, it will be appreciated that the following drawings illustrate only certain embodiments of the present invention, thus be not construed as it is right
The restriction of scope, for those of ordinary skill in the art, on the premise of not paying creative work, can be with according to this
A little accompanying drawings obtain other related accompanying drawings.
Fig. 1 is the structural representation of the sealing ring that the embodiment of the present invention 1 is provided；
Fig. 2 is the first schematic diagram of the sealing structure that the embodiment of the present invention 1 is provided；
Fig. 3 is the second schematic diagram of the sealing structure that the embodiment of the present invention 1 is provided；
Fig. 4 is the structural representation of the sealing ring that the embodiment of the present invention 2 is provided；
Fig. 5 is the first schematic diagram of the sealing structure that the embodiment of the present invention 2 is provided；
Fig. 6 is the second schematic diagram of the sealing structure that the embodiment of the present invention 2 is provided；
Fig. 7 is the structural representation of the sealing ring that the embodiment of the present invention 3 is provided；
Fig. 8 is the first schematic diagram of the sealing structure that the embodiment of the present invention 3 is provided；
Fig. 9 is the second schematic diagram of the sealing structure that the embodiment of the present invention 3 is provided.
Main element symbol description：
0100- sealing rings, 0110- support rings, 0111- support-sides connection end end face, 0112- supporting surfaces, 0113- outer shrouds,
0114- internal ring, 0120- spacing rings, 0121- limiting sides connection end end face, 0122- confined planes, the 0123- back sides, 0200- females,
0210- bottom end faces, 0220- annular receiving spaces, 0230- female annular sleeves, 0240- limit shafts, 0300- males, 0310- are public
Head annular set.
Specific embodiment
For the ease of understanding the present invention, sealing ring is more fully retouched with sealing structure below with reference to relevant drawings
State.The preferred embodiment of sealing ring and sealing structure is given in accompanying drawing.But, sealing ring can be by many with sealing structure
Different forms is realizing, however it is not limited to embodiment described herein.On the contrary, the purpose that these embodiments are provided be make it is right
Sealing ring is more thorough comprehensive with the disclosure of sealing structure.
It should be noted that when element is referred to as " being fixed on " another element, it can directly on another element
Or can also there is element placed in the middle.When an element is considered as " connection " another element, it can be directly connected to
To another element or may be simultaneously present centering elements.Conversely, when element be referred to as " directly existing " another element " on " when,
There is no intermediary element.Term as used herein " vertical ", " level ", "left", "right" and similar statement are
For illustrative purposes.
Unless otherwise defined, all of technology used herein and scientific terminology and the technical field for belonging to the present invention
The implication that technical staff is generally understood that is identical.In sealing ring with the term used in the description of sealing structure it is herein
In order to describe the purpose of specific embodiment, it is not intended that limit the present invention.Term as used herein " and/or " including one
Or the arbitrary and all of combination of multiple related Listed Items.
Embodiment 1
Fig. 1 is referred to, sealing ring 0100 includes integrally formed support ring 0110 and spacing ring 0120：
The support-side connection end end face 0111 of support ring 0110 and 0121 weight of limiting side connection end end face of spacing ring 0120
Close and with the area being not mutually equal；
Support ring 0110 away from spacing ring 0120 one end with for 0210 company of laminating of bottom end face with female 0200
The supporting surface 0112 for connecing；
Spacing ring 0120 includes the confined planes 0122 for directly contact male 0300, and confined planes 0122 are connected with support-side
There is between the end face 0111 of end the angle not less than 90 °.
Preferably, the angle between confined planes 0122 and support-side connection end end face 0111 is obtuse angle.
Specifically, the axis projection profile of support ring 0110 is located in the axis projection maximum outline of spacing ring 0120
Portion, and the axis projection profile of support ring 0110 has non-overlapped area with the axis projection profile of spacing ring 0120.It is simultaneously spacing
Face 0122 extends from limiting side connection end end face 0121 along the direction away from 0100 central shaft of sealing ring and supporting surface 0112.
Thus, when confined planes 0122 are extruded, spacing ring 0120 has along the side away from 0100 central shaft of sealing ring
To the elastically-deformable steric requirements of generation.
Preferably, sealing ring 0100 is made up of elastomeric material, further improves the elastic deformability of sealing ring 0100.Rubber
Glue, same to plastics, fiber referred to as three big synthetic materials are the macromolecular materials uniquely with height retractility and fabulous elasticity.
The maximum feature of rubber is that elastic modelling quantity is very little first, and percentage elongation is very high.Next to that it has goodish resistance to breathability
And the performance of resistance to various chemical mediators and electric insulation.
Fig. 2 and Fig. 3 is please referred to, sealing structure includes female 0200, male 0300 and sealing ring 0100.It is concrete and
Speech, female 0200 have the receiving space for being used to receiving male 0300, and male 0300 has the receiving for being used to inserting female 0200
The insertion section in space, female 0200 form mechanical connection relation with male 0300.
It is provided with for accommodating the annular receiving space 0220 of sealing ring 0100, bottom along the bottom end face 0210 of female 0200
End face 0210 is fitted and connected with supporting surface 0112, between having between the back side 0123 of annular receiving space 0220 and confined planes 0122
Gap；
Confined planes 0122 and 0300 directly contact of male, and there is elastic deformation.
Specifically, in the insertion of male 0300 female 0200, and top tight sealing circle 0100.Confined planes 0122 are subject to male
0300 axial force and there is elastic deformation, and between the back side 0123 of confined planes 0122 and annular receiving space 0220
Gap extends, and makes spacing ring 0120 be able to fully deform and produce enough elastic forces, firmly pins male 0300, realizes male
Sealing between 0300 and female 0200.
Especially, when male 0300 occurs to move axially, as spacing ring 0120 has enough deformation and elastic force,
Male 0300 under the sealing function of spacing ring 0120, will not occur leakage, with extremely excellent sealing effectiveness all the time.Jing
Test, up to 5 meters of waterproof effects with headwater depth.
Preferably, female 0200 includes the female annular sleeve 0230 of one end closing and the closing located at female annular sleeve 0230
The limit shaft 0240 at end, forms an annular space between limit shaft 0240 and female annular sleeve 0230.
Preferably, at least one ring surface of annular receiving space 0220 is misaligned with the ring surface of annular space, so as to
Formed for limiting the positioning groove of sealing ring 0100.
Preferably, annular receiving space 0220 is less than along the width dimensions (i.e. axial width) of the direction of insertion of male 0300
Axial width of the sealing ring 0100 under free state, further strengthens the deformation degree of sealing ring 0100, improves sealing ring
The elastic acting force of 0100 pair of male 0300.
Preferably, footpath of the radial direction One-sided Widths of annular receiving space 0220 less than sealing ring 0100 under free state
To one-sided thickness, further strengthen the formation degree of sealing ring 0100, improve elastic reaction of the sealing ring 0100 to male 0300
Power.
Preferably, male 0300 is the male annular sleeve 0310 of one end closing.
Embodiment 2
Fig. 4 is referred to, sealing ring 0100 includes integrally formed support ring 0110 and spacing ring 0120：
The support-side connection end end face 0111 of support ring 0110 and 0121 weight of limiting side connection end end face of spacing ring 0120
Close and with the area being not mutually equal；
Support ring 0110 away from spacing ring 0120 one end with for 0210 company of laminating of bottom end face with female 0200
The supporting surface 0112 for connecing；
Spacing ring 0120 includes the confined planes 0122 for directly contact male 0300, and confined planes 0122 are connected with support-side
There is between the end face 0111 of end the angle not less than 90 °.
Preferably, the angle between confined planes 0122 and support-side connection end end face 0111 is obtuse angle.
Specifically, the axis projection profile of spacing ring 0120 is located in the axis projection maximum outline of support ring 0110
Portion, and the axis projection profile of spacing ring 0120 has non-overlapped area with the axis projection profile of support ring 0110.Meanwhile, it is spacing
Face 0122 is close to 0100 central shaft of sealing ring from the edge of limiting side connection end end face 0121 and the direction away from supporting surface 0112 is prolonged
Stretch.
Thus, when confined planes 0122 are extruded, spacing ring 0120 is with along the side for being close to 0100 central shaft of sealing ring
To the steric requirements that elastic deformation occurs.
Preferably, sealing ring 0100 is made up of elastomeric material.
Fig. 5 and Fig. 6 is please referred to, sealing structure includes female 0200, male 0300 and sealing ring 0100：
It is provided with for accommodating the annular receiving space 0220 of sealing ring 0100, bottom along the bottom end face 0210 of female 0200
End face 0210 is fitted and connected with supporting surface 0112, between having between the back side 0123 of annular receiving space 0220 and confined planes 0122
Gap；
Confined planes 0122 and 0300 directly contact of male, and there is elastic deformation.
Specifically, in the insertion of male 0300 female 0200, and top tight sealing circle 0100.Confined planes 0122 are subject to male
0300 axial force and there is elastic deformation, and between the back side 0123 of confined planes 0122 and annular receiving space 0220
Gap extends, and makes spacing ring 0120 be able to fully deform and produce enough elastic forces, firmly pins male 0300, realizes male
Sealing between 0300 and female 0200.
Preferably, female 0200 includes the female annular sleeve 0230 of one end closing and the closing located at female annular sleeve 0230
The limit shaft 0240 at end, forms an annular space between limit shaft 0240 and female annular sleeve 0230.
Preferably, at least one ring surface of annular receiving space 0220 is misaligned with the ring surface of annular space.
Preferably, annular receiving space 0220 is less than along the width dimensions (i.e. axial width) of the direction of insertion of male 0300
Axial width of the sealing ring 0100 under free state.
Preferably, footpath of the radial direction One-sided Widths of annular receiving space 0220 less than sealing ring 0100 under free state
To one-sided thickness.
Preferably, male 0300 is the male annular sleeve 0310 of one end closing.
Embodiment 3
Fig. 7 is referred to, sealing ring 0100 includes integrally formed support ring 0110 and spacing ring 0120：
The support-side connection end end face 0111 of support ring 0110 and 0121 weight of limiting side connection end end face of spacing ring 0120
Close and with the area being not mutually equal；
Support ring 0110 away from spacing ring 0120 one end with for 0210 company of laminating of bottom end face with female 0200
The supporting surface 0112 for connecing；
Spacing ring 0120 includes the confined planes 0122 for directly contact male 0300, and confined planes 0122 are connected with support-side
There is between the end face 0111 of end the angle not less than 90 °.
Preferably, support ring 0110 includes the outer shroud 0113 and internal ring 0114 of concentrically axle；
Preferably, outer shroud 0113, spacing ring 0120 and internal ring 0114 are connected in sequence C-shaped configuration.
Specifically, there is a clearance portion between outer shroud 0113 and internal ring 0114.When confined planes 0122 are extruded, limit
Position ring 0120 has vertically and the steric requirements of elastic deformation occurs to clearance portion.
Preferably, sealing ring 0100 is made up of elastomeric material.
Fig. 8 and Fig. 9 is please referred to, sealing structure includes female 0200, male 0300 and sealing ring 0100：
It is provided with for accommodating the annular receiving space 0220 of sealing ring 0100, bottom along the bottom end face 0210 of female 0200
End face 0210 is fitted and connected with supporting surface 0112, between having between the back side 0123 of annular receiving space 0220 and confined planes 0122
Gap, the clearance portion between the gap that is, internal ring 0114 and outer shroud 0113；
Confined planes 0122 and 0300 directly contact of male, and there is elastic deformation.
Specifically, in the insertion of male 0300 female 0200, and top tight sealing circle 0100.Confined planes 0122 are subject to male
0300 axial force and there is elastic deformation, and between internal ring 0114 and outer shroud 0113 clearance portion extend, make spacing ring
0120 is able to fully deform and produce enough elastic forces, firmly pins male 0300, realize male 0300 and female 0200 it
Between sealing.
Preferably, female 0200 includes the female annular sleeve 0230 of one end closing and the closing located at female annular sleeve 0230
The limit shaft 0240 at end, forms an annular space between limit shaft 0240 and female annular sleeve 0230.
Preferably, male 0300 is the male annular sleeve 0310 of one end closing.
Preferably, footpath of the radial direction One-sided Widths of annular receiving space 0220 less than sealing ring 0100 under free state
To one-sided thickness.
In all examples being illustrated and described herein, any occurrence should be construed as merely exemplary, and not
Be as restriction, therefore, other examples of exemplary embodiment can have different values.
It should be noted that：Similar label and letter represent similar terms in following accompanying drawing, therefore, once a certain Xiang Yi
It is defined in individual accompanying drawing, then in subsequent accompanying drawing which further need not be defined and is explained.
Embodiment described above only expresses the several embodiments of the present invention, and its description is more concrete and detailed, but and
Therefore limitation of the scope of the invention can not be interpreted as.It should be pointed out that for the person of ordinary skill of the art,
Without departing from the inventive concept of the premise, some deformations and improvement can also be made, these belong to the protection model of the present invention
Enclose.Therefore, protection scope of the present invention should be defined by claims.
Claims (10)
1. a kind of sealing ring, it is characterised in that including integrally formed support ring and spacing ring：
The connection end end face of the support ring is overlapped with the connection end end face of the spacing ring and with the area being not mutually equal；
The support ring away from the spacing ring one end with the supporting surface being fitted and connected for the bottom end face with female；
The spacing ring includes the confined planes for directly contact male, the connection end end face of the confined planes and the support ring
Between have not less than 90 ° of angle.
2. sealing ring according to claim 1, it is characterised in that the connection end end face of the confined planes and the support ring
Between angle be obtuse angle.
3. sealing ring according to claim 1, it is characterised in that the support ring include concentrically the outer shroud of axle with it is interior
Ring, the outer shroud, the spacing ring and the internal ring are connected in sequence C-shaped configuration.
4. sealing ring according to claim 1, it is characterised in that the sealing ring is made up of elastomeric material.
5. a kind of sealing structure, it is characterised in that including female and male, also including close described in any one of claim 1-4
Seal：
It is provided with for accommodating the annular receiving space of the sealing ring, the bottom end face and institute along the bottom end face of the female
State supporting surface to be fitted and connected, there is between the annular receiving space and the back side of the confined planes gap；
The confined planes and the male directly contact, and there is elastic deformation.
6. sealing structure according to claim 5, it is characterised in that insertion of the annular receiving space along the male
Axial width of the width dimensions in direction less than the sealing ring under free state.
7. sealing structure according to claim 5, it is characterised in that the radial direction One-sided Widths of the annular receiving space are little
In radial direction one-sided thickness of the sealing ring under free state.
8. sealing structure according to claim 5, it is characterised in that the female includes the annular sleeve of one end closing and sets
An annular space is formed between the limit shaft of the blind end of the annular sleeve, the limit shaft and the annular sleeve.
9. sealing structure according to claim 8, it is characterised in that described at least one ring surface of annular receiving space
It is misaligned with the ring surface of the annular space.
10. sealing structure according to claim 5, it is characterised in that the male is the annular sleeve of one end closing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710039074.XA CN106523712A (en) | 2017-01-19 | 2017-01-19 | Sealing ring and sealing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710039074.XA CN106523712A (en) | 2017-01-19 | 2017-01-19 | Sealing ring and sealing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106523712A true CN106523712A (en) | 2017-03-22 |
Family
ID=58335683
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710039074.XA Pending CN106523712A (en) | 2017-01-19 | 2017-01-19 | Sealing ring and sealing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106523712A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108443502A (en) * | 2018-05-09 | 2018-08-24 | 苏州倍丰激光科技有限公司 | Sealing structure |
| CN110534965A (en) * | 2019-08-16 | 2019-12-03 | Oppo（重庆）智能科技有限公司 | USB socket and electronic equipment |
| EP3872241A1 (en) * | 2020-02-25 | 2021-09-01 | Saurer Spinning Solutions GmbH & Co. KG | Protective ring and drive device with a protective ring |
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| CN2508051Y (en) * | 2001-11-15 | 2002-08-28 | 于德亮 | Brake slide sealing device |
| US20050258647A1 (en) * | 2002-09-20 | 2005-11-24 | Harald Hagen | Adapter-intermediate ring for a screw-in part of a fluid plug system |
| CN101859961A (en) * | 2010-05-18 | 2010-10-13 | 中航光电科技股份有限公司 | Lock type sealing electrical connector for curved groove |
| CN203770658U (en) * | 2014-03-31 | 2014-08-13 | 赵殿甲 | High pressure seal ring for mining valves |
| CN204099594U (en) * | 2014-09-02 | 2015-01-14 | 深圳市安特高科实业有限公司 | Seal ring and injection device |
| CN205315698U (en) * | 2015-12-30 | 2016-06-15 | 欧姆龙健康医疗事业株式会社 | Molecular sieve and molecular sieve seal structure |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2508051Y (en) * | 2001-11-15 | 2002-08-28 | 于德亮 | Brake slide sealing device |
| US20050258647A1 (en) * | 2002-09-20 | 2005-11-24 | Harald Hagen | Adapter-intermediate ring for a screw-in part of a fluid plug system |
| CN101859961A (en) * | 2010-05-18 | 2010-10-13 | 中航光电科技股份有限公司 | Lock type sealing electrical connector for curved groove |
| CN203770658U (en) * | 2014-03-31 | 2014-08-13 | 赵殿甲 | High pressure seal ring for mining valves |
| CN204099594U (en) * | 2014-09-02 | 2015-01-14 | 深圳市安特高科实业有限公司 | Seal ring and injection device |
| CN205315698U (en) * | 2015-12-30 | 2016-06-15 | 欧姆龙健康医疗事业株式会社 | Molecular sieve and molecular sieve seal structure |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108443502A (en) * | 2018-05-09 | 2018-08-24 | 苏州倍丰激光科技有限公司 | Sealing structure |
| CN108443502B (en) * | 2018-05-09 | 2024-03-22 | 苏州倍丰智能科技有限公司 | Sealing structure |
| CN110534965A (en) * | 2019-08-16 | 2019-12-03 | Oppo（重庆）智能科技有限公司 | USB socket and electronic equipment |
| EP3872241A1 (en) * | 2020-02-25 | 2021-09-01 | Saurer Spinning Solutions GmbH & Co. KG | Protective ring and drive device with a protective ring |
| CN113373558A (en) * | 2020-02-25 | 2021-09-10 | 卓郎纺织解决方案两合股份有限公司 | Guard ring and drive device with guard ring |
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Application publication date: 20170322 |
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